pentafluorophenyl 2-(S)-benzyloxycarbonylamino-3-[3'[-2-[5-benzyloxycarbonylamino-2(S)-amino-4(R)-(hydroxyoxy)pentanoylamino(3-amino-[1-(S)-benzyloxy-1-oxo-2-phenylethyl]-3-oxopropyl)]-4,4'-bis(benzyloxy)-1,1'-biphenyl-3-yl]]propionate 在
碳酸氢钠 作用下,
以
氯仿 、
水 为溶剂,
反应 5.0h,
以10%的产率得到benzyl N-{[(8S,11S,14S)-5,17-bis(benzyloxy)-14-{[(benzyloxy)carbonyl]amino}-11-((2R)-3-{[(benzyloxy)carbonyl]amino}-2-hydroxypropyl)-10,13-dioxo-9,12-diazatricyclo[14.3.1.1
2,6]henicosa-1(20),2(21),3,5,16,18-hexaene-8-yl]carbonyl}-L-phenylalaninate